Title:
パルス管冷凍機
Document Type and Number:
Japanese Patent JP4279889
Kind Code:
B2
Abstract:
A pulse tube cryocooler used under a non-vacuum atmosphere, the pulse tube cryocooler includes a pressure wave generator configured to generate pressure wave in an operations gas; a first stage regenerator having a high temperature end connected to the pressure wave generator; a second stage regenerator having a high temperature end connected to the first stage regenerator; a first stage pulse tube having a high temperature end and a low temperature end, the high temperature end being connected to a first buffer tank, the low temperature end being connected to a low temperature end of the first stage regenerator; a second stage pulse tube having a high temperature end and a low temperature end, the high temperature end being connected to a second buffer tank, the low temperature end being connected to a low temperature end of the second stage regenerator; a first stage cooling stage provided in a position where the first stage regenerator and the first stage pulse tube are connected; and a second stage cooling stage provided in a position where the second stage regenerator and the second stage pulse tube are connected.
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Inventors:
Xu Mei
Application Number:
JP2007113434A
Publication Date:
June 17, 2009
Filing Date:
April 23, 2007
Export Citation:
Assignee:
Sumitomo Heavy Industries Ltd.
International Classes:
F25B9/00
Domestic Patent References:
| JP2006214717A | ||||
| JP2000018742A | ||||
| JP2004020139A | ||||
| JP7260269A | ||||
| JP2003075003A |
Attorney, Agent or Firm:
Tadahiko Ito